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Test Code RNAP RNA Polymerase III Antibodies, IgG, Serum

Additional Codes

Hospital Order Code
Lab2608   MISMGO

 

Reporting Name

RNA Polymerase III Ab, IgG, S

Useful For

Evaluating patients suspected of having systemic sclerosis as part of systemic sclerosis criteria antibody tests

 

Providing diagnostic and prognostic information in patients with systemic sclerosis

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.3 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Specimen Minimum Volume

See Specimen Required

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 21 days
  Frozen  21 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus OK
Heat-treated specimen Reject

Reference Values

<20.0 U (negative)

20.0-39.9 U (weak positive)

40.0-80.0 U (moderate positive)

>80.0 U (strong positive)

Day(s) Performed

Tuesday, Thursday

CPT Code Information

83516

LOINC Code Information

Test ID Test Order Name Order LOINC Value
RNAP RNA Polymerase III Ab, IgG, S 79182-2

 

Result ID Test Result Name Result LOINC Value
RNAP RNA Polymerase III Ab, IgG, S 79182-2

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

Report Available

2 to 7 days